function getValue(obj_name)
{
	var value = document.getElementById(obj_name).value;
	return value;
}

function MM_openBrWindow(theURL,winName,features) 
{
	window.open(theURL,winName,features);
}

function refresh()
{
	document.searchform.submit();
}

function mail()
{
	document.location.href = 'mailto:info@mobielvergelijk.nl';
}

function isEmail(str) 
{ 
   var at="@" 
   var dot="." 
   var lat=str.indexOf(at) 
   var lstr=str.length 
   var ldot=str.indexOf(dot) 
   if (str.indexOf(at)==-1)                                       return false 
   if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr)      return false 
   if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr)   return false 
   if (str.indexOf(at,(lat+1))!=-1)                                 return false 
   if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot)      return false 
   if (str.indexOf(dot,(lat+2))==-1)                                 return false 
   if (str.indexOf(" ")!=-1)                                       return false 
   return true                
}

function setAsStartPage(link)
{
	link.style.behavior='url(#default#homepage)';
	link.setHomePage('http://www.mobielvergelijk.nl/?sp=1');
}

function addToFavorites()
{
	var favurl = location.href + '?fav=1';
	window.external.AddFavorite(favurl, document.title);
	return false;
}

function eStats()
{
	// begin estats code v2.0
	var sw = null;
	var sh = null;
	var f = null;
	var ref = null;
	var n = null;
	var na = null;

	sw = screen.width;
	sh = screen.height;

	if (navigator.appName == "Netscape") {
		switch (sw) {
			  case 1600:
			  sh = 1200; break;
			  case 800:
			  sh = 600; break;
			  case 640:
			  sh = 480; break;
			  case 1280:
			  sh = 1024; break;
			  case 1152:
			  sh = 864; break;
			  case 1024:
			  sh = 768; break;
		}
	}

	ref = escape(top.document.referrer);
	n=navigator;
	na=navigator.appVersion;
	if ((n.appName=="Microsoft Internet Explorer" && na.indexOf("Mac")<0 && na.indexOf("3.1")<0) || (n.plugins["Shockwave Flash"])){ f=1; }
	else { f=0; }
	document.write ('<img src=\"http://estats.ecreation.nl/ecounter.php3?name=mobielvergelijk&flash='+f+'&ref='+ref+'&w='+sw+'&h='+sh+'\" width=\"1\" height=\"1\">');
}


function mailafriend(myform)
{
	var result = true;

	if (myform.naam.value == "")
	{
		alert("Uw naam is verplicht!");
		myform.naam.focus();
		result = false;
	}
	else if (!isEmail(myform.email.value))
	{
		alert("Uw email adres is niet geldig!");
		myform.email.focus();
		result = false;
	}
	else if (myform.o_naam.value == "")
	{
		alert("De naam van de ontvanger is verplicht!");
		myform.o_naam.focus();
		result = false;
	}
	else if (!isEmail(myform.o_email.value))
	{
		alert("Het email adres van de ontvanger is niet geldig!");
		myform.o_email.focus();
		result = false;
	}

	return result;
}